Home / 66,101.10-99,151.65-34,997.10

Finding the Fourth Proportional to 66,101.10, 99,151.65 and 34,997.10

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Solution

The fourth proportional to 66,101.10, 99,151.65 and 34,997.10 is: 52,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,101.10 : 99,151.65 = 34,997.10 : x
  2. Step 2: Convert to fraction form
    66,101.10/99,151.65 = 34,997.10/x
  3. Step 3: Cross multiply
    66,101.10x = 99,151.65 × 34,997.10
  4. Step 4: Simplify right side
    66,101.10x = 3,470,020,210.22
  5. Step 5: Solve for x
    x = 3,470,020,210.22/66,101.10
  6. Step 6: Final answer
    x = 52,495.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.